Teaspoon (US) to Cubic Inch Converter
Unit Converter
Instant · Precise · Universal
47 units available
6 categories total
How to Convert Teaspoon (US) to Cubic Inch
To mL: multiply by 4.929. To UK teaspoons: multiply by 0.832674. To tablespoons (US): divide by 3.
1 US tsp = 1/3 US tbsp = 1/6 US fl oz = 1/48 US cup ≈ 4.929 mL.
For example, 1 Teaspoon (US) (tsp (US)) = 0.3007812498 Cubic Inch (in³).
Teaspoon (US) to Cubic Inch — Common Values
| Teaspoon (US) (tsp (US)) | Cubic Inch (in³) |
|---|---|
| 0.1 | 0.03007812498 |
| 0.5 | 0.1503906249 |
| 1 | 0.3007812498 |
| 2 | 0.6015624995 |
| 5 | 1.503906249 |
| 10 | 3.007812498 |
| 25 | 7.519531244 |
| 50 | 15.03906249 |
| 100 | 30.07812498 |
| 500 | 150.3906249 |
| 1000 | 300.7812498 |
About Teaspoon (US) (tsp (US))
Definition
The US teaspoon is a unit of culinary volume equal to 1/3 of a US tablespoon, or approximately 4.929 milliliters.
Mathematical Relationship
1 US tsp = 1/3 US tbsp = 1/6 US fl oz = 1/48 US cup ≈ 4.929 mL.
Conversion Formula
To mL: multiply by 4.929. To UK teaspoons: multiply by 0.832674. To tablespoons (US): divide by 3.
Practical Applications
Cooking and baking recipes, measuring medicine doses, adding spices, sugar or salt, and child medication dosing.
Interesting Facts
The US teaspoon is slightly smaller than the metric teaspoon (5 mL). The phrase 'a teaspoon of sugar' equals about 4 grams.
Common Mistakes
Using a regular eating spoon instead of a measuring teaspoon — actual teaspoons vary widely. Always use a calibrated spoon.
Educational Tips
3 tsp = 1 tbsp. 48 tsp = 1 cup. For mL conversion, remember 1 tsp ≈ 5 mL (the metric teaspoon is exactly 5 mL).
About Cubic Inch (in³)
Definition
The cubic inch is an imperial unit of volume equal to the space occupied by a cube one inch on each side.
Mathematical Relationship
1 in³ = 16.387064 mL = 16.387064 cm³. There are 1,728 in³ in one cubic foot.
Conversion Formula
To mL: multiply by 16.387064. To liters: multiply by 0.016387064. To cubic centimeters: multiply by 16.387064.
Practical Applications
Engine displacement (classic American V8s measured in cubic inches), small container volumes, and manufacturing specifications.
Interesting Facts
The iconic Chevrolet 'small block 350' engine has a displacement of 350 cubic inches (5.7 liters). A golf ball is about 2.48 in³.
Common Mistakes
Confusing cubic inches with fluid ounces — 1 in³ ≈ 0.554 fl oz (US). They are not equivalent.
Educational Tips
Think of a standard die (game dice) — it's roughly 1 in³. A cubic inch of water weighs about 0.578 ounces.